00491naa a2200169 a 450000100080000000500110000800800410001910000180006024500810007826000090015965000140016865000140018265300250019670000190022170000170024077300640025715983891995-06-27       1985    bl uuuu     u00u1 u    #d1 aMATHIS, J. N.  aEffect of sym plasmid curing on symbiotic effectiveness in Rhizobium fredii.  c1985  aGenética  aRhizobium  aLeguminosa temperada1 aBARBOUR, W. M.1 aELKAN, G. H.  tAppl. Environ. Microbiol.gv. 49, n. 6, p. 1385-1388, 1985.